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KCL study finds London air pollution from traffic improving, but continues to exceed limits in many parts of city

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The study, published as an open-access paper in the journal Environmental Pollution , examined trends in air pollution over a ten-year period spanning 2005 to 2014, using data collected from 65 roads. Overall, there was a decrease in total traffic between 2005 and 2014, mainly explained by the reduction in cars and taxis.

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Mazda announces SKYACTIV-X: gasoline Spark Controlled Compression Ignition

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This new proprietary combustion engine combines the advantages of gasoline and diesel engines to optimize environmental performance, power and acceleration performance. SKYACTIV-X even equals or exceeds the latest SKYACTIV-D diesel engine in fuel efficiency. the greatest contribution to reducing carbon dioxide emissions.

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Ford introduces second-generation 6.7L Power Stroke V8 Diesel for F-Series Super Duty; Gen 1 hits 500,000 mark

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liter Power Stroke V8 diesel. liter Power Stroke V8 turbo diesel engine and increased towing capabilities. liter Power Stroke V8 turbo diesel in 2011. liter Power Stroke V8 turbo diesel was its reverse-flow layout. liter Power Stroke V8 turbo diesel was its reverse-flow layout. Second-generation 6.7-liter

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NREL updates experimental cetane number data; more than 250 new individual measurements

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This version of the compendium, which includes all available single-compound cetane number data found in the scientific literature published prior to March 2014, contains cetane values for 388 pure compounds, including 187 hydrocarbons and 201 oxygenates. Murphy (2014) Compendium of Experimental Cetane Numbers (NREL/TP-5400-61693).